Best Free Application Delivery Controllers (ADC) of 2025

SKUDONET provides IT leaders with a cost effective platform that focuses on simplicity and flexibility. It ensures high performance of IT services and security. Effortlessly enhance the security and continuity of your applications with an open-source ADC that enables you to reduce costs and achieve maximum flexibility in your IT infrastructure.

Our ADC solution is designed to take your online services to new levels of performance, security, and reliability. It ensures seamless traffic distribution and resource utilization as well as enhanced protection against cyber threats. Our ADC solution provides you with massive scalability and high availability for your services, apps, and networks. Multi-core compatibility, unlimited throughput, connections and farms, and optimized to support multi-core. Installation is not required, allowing for a rapid consolidation of production and a seamless deployment. Integrate easily into your infrastructure for a cost-saving and productive setup. Shared hardware resources can reduce costs associated with physical equipment, making this a budget-friendly solution. Ready for 64-bit platforms to provide better performance, and a robust environment. It allows for more performance resources than other architectures.

We offer the most user-friendly technology without sacrificing performance or features. We back it up with exceptional support and care delivered under a fair, cost-effective pricing model Our technology is used by small startups with big ideas, small budgets, and global enterprises. We love them all! Easy to use Load balancing, WAF, GSLB and SSO/Pre-Authentication. It is also the only true ADP Application Delivery Platform that allows for the enhancement of functionality and longevity using the app store or apps you create in-house.

NGINX Open Source is the web server that supports over 400 million websites globally. Built upon this foundation, NGINX Plus serves as a comprehensive software load balancer, web server, and content caching solution. By opting for NGINX Plus instead of traditional hardware load balancers, organizations can unlock innovative possibilities without being limited by their infrastructure, achieving cost savings of over 80% while maintaining high performance and functionality. It can be deployed in a variety of environments, including public and private clouds, bare metal, virtual machines, and container setups. Additionally, the integrated NGINX Plus API simplifies the execution of routine tasks, enhancing operational efficiency. For today's NetOps and DevOps teams, there is a pressing need for a self-service, API-driven platform that seamlessly integrates with CI/CD workflows, facilitating faster app deployments regardless of whether the application utilizes a hybrid or microservices architecture, which ultimately streamlines the management of the application lifecycle. In a rapidly evolving technological landscape, NGINX Plus stands out as a vital tool for maximizing agility and optimizing resource utilization.

Array APV Series application delivery controllers are crucial for ensuring the availability, scalability, performance, security, and management needed to maintain applications and servers operating within optimal conditions. They incorporate both local and global server load balancing, along with link load balancing, to guarantee maximum resilience for your applications. Additionally, features such as connection multiplexing, SSL offloading, caching, and compression collaborate to create the quickest possible experience for end-users. By establishing connections on APV Series ADCs, applications benefit from the protective measures of Array’s WebWall® application security suite. These controllers are offered as physical or virtual appliances and can also be deployed on popular public cloud platforms. Designed to fulfill technical specifications, Array ADCs remain user-friendly for IT teams of any size and are cost-effective for businesses of all scales, ensuring that every organization can enhance its application delivery capabilities effectively. Ultimately, this versatility makes them an invaluable asset for optimizing application performance and security.